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MCQs

Total Questions : 60 | Page 2 of 6 pages
Question 11. The formula for correction for temperature is ___________
  1.    C = α (Tₘ – T₀) L
  2.    C = α (Tₘ – T₀) + L
  3.    C = α (Tₘ + T₀) L
  4.    C = α (Tₘ – T₀) / L
 Discuss Question
Answer: Option A. -> C = α (Tₘ – T₀) L
Answer: (a).C = α (Tₘ – T₀) L
Question 12. Apply correction for tension, if the pull applied during measurement is 15N and standard pull is about 8N. Measured length is about 10m, cross-section of the tape is 5 sq. cm with E 2*10⁷ N/sq. cm.
  1.    7*10⁷
  2.    6*10⁷
  3.    7*10¹⁰
  4.    7*10²
 Discuss Question
Answer: Option A. -> 7*10⁷
Answer: (a).7*10⁷
Question 13. What will be the correction for absolute length of the length of the line is 20m, correction is 2m and length of the tape is 30m?
  1.    1.43
  2.    1.34
  3.    31.42
  4.    2.65
 Discuss Question
Answer: Option B. -> 1.34
Answer: (b).1.34
Question 14. Determine the correction for the temperature, if the mean temperature is 30˚C and the temperature during standardization of tape is about 28˚C with length of the line 9m.
  1.    8*10⁻⁶
  2.    81*10⁻⁶
  3.    18*10⁻⁶
  4.    18*10⁶
 Discuss Question
Answer: Option C. -> 18*10⁻⁶
Answer: (c).18*10⁻⁶
Question 15. If the weight of the tape is 1kg having length 100m with 6 equal bays. The pull applied will be 9N, calculate the correction for sag.
  1.    0.01042
  2.    0.0142
  3.    0.142
  4.    0.00142
 Discuss Question
Answer: Option D. -> 0.00142
Answer: (d).0.00142
Question 16. Height of the station above datum is given as __________
  1.    \(h = \frac{D^2 (1-2m)}{2R}\)
  2.    \(h = \frac{D^2 (1-2m)}{2}\)
  3.    \(h = \frac{D^2 (1+2m)}{2R}\)
  4.    \(h = \frac{D(1-2m)}{2R}\)
 Discuss Question
Answer: Option A. -> \(h = \frac{D^2 (1-2m)}{2R}\)
Answer: (a).\(h = \frac{D^2 (1-2m)}{2R}\)
Question 17. In the process of Reconnaissance, which of the following is determined?
  1.    Slope
  2.    Elevation
  3.    Gradient
  4.    Distance between stations
 Discuss Question
Answer: Option B. -> Elevation
Answer: (b).Elevation
Question 18. Height of the instrument depends upon __________
  1.    Elevation differences
  2.    Type of terrain present
  3.    Type of instrument used
  4.    Distance between stations
 Discuss Question
Answer: Option D. -> Distance between stations
Answer: (d).Distance between stations
Question 19. In the process of reconnaissance, map reference is taken.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 20. Which of the following is not necessary for Reconnaissance process?
  1.    Sextant
  2.    Theodolite
  3.    Chain
  4.    Aneroid Barometer
 Discuss Question
Answer: Option C. -> Chain
Answer: (c).Chain

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